Experiencing issues where your laptop not connecting to internet can be frustrating, especially when you rely on it for work, entertainment, or staying connected. Fortunately, there are several steps you can follow to troubleshoot and resolve the issue. Here’s a guide to help you fix it:

1. Check Your Wi-Fi or Ethernet Connection
The first thing to do when your laptop not connecting to internet is to check whether your Wi-Fi network or Ethernet cable is functioning properly. Ensure that your router is turned on and that other devices can connect to the internet. If they can't, the issue may lie with your router or internet service provider (ISP).

2. Restart Your Laptop and Router
Sometimes, a simple restart can resolve many connection issues. Power off your laptop not connecting to internet, wait a few seconds, and turn it back on. Similarly, restart your router or modem by unplugging it for 30 seconds and plugging it back in. This can refresh the connection and may resolve temporary glitches.

3. Forget and Reconnect to the Network
If your laptop not connecting to internet via Wi-Fi, try "forgetting" the network and reconnecting. On your laptop, go to Wi-Fi settings, select the network, and click "Forget." Then, reconnect by entering the network password again. This often helps resolve connectivity issues caused by incorrect credentials or configuration.

4. Update Network Drivers
Outdated or corrupted network drivers can cause connection problems. To resolve this, go to your device manager, find your network adapter, and check for driver updates. Updating your network drivers can help fix bugs and compatibility issues that may be preventing your laptop not connecting to internet.

5. Check IP Configuration
If your laptop not connecting to internet through a wired connection, check your IP configuration. Open the command prompt and type ipconfig /release followed by ipconfig /renew. This will release and renew your IP address, which can often resolve issues related to network configuration.

6. Disable VPN or Firewall
A VPN or overly strict firewall settings may also block your connection to the internet. Try temporarily disabling your VPN or firewall and check if you can connect. If this resolves the issue, adjust the settings of your VPN or firewall to allow internet access.

7. Run the Network Troubleshooter
If none of the above steps help, run the built-in network troubleshooter on your laptop. It automatically detects and fixes common network problems. You can find this tool in the "Network & Internet" settings in Windows or through the "System Preferences" on Mac.

8. Contact Your Internet Service Provider (ISP)
If your laptop not connecting to internet issue persists despite all these steps, contact your ISP to check if there’s an outage or issue with your connection. They may be able to resolve the problem from their end.

Conclusion
Troubleshooting a laptop not connecting to internet can be done by systematically following these steps. By checking your network connection, updating drivers, and ensuring the correct configurations, you can usually get back online quickly. If the issue continues, contacting your ISP or seeking professional technical support may be necessary.